nvidia_texture_shader.c File Reference

#include "config.h"
#include "wine/port.h"
#include <stdio.h>
#include "wined3d_private.h"

Include dependency graph for nvidia_texture_shader.c:

Go to the source code of this file.

Classes
struct	tex_op_args

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (d3d)
static void	nvts_activate_dimensions (const struct wined3d_state *state, DWORD stage, struct wined3d_context *context)
static GLenum	d3dta_to_combiner_input (DWORD d3dta, DWORD stage, INT texture_idx)
static GLenum	invert_mapping (GLenum mapping)
static void	get_src_and_opr_nvrc (DWORD stage, DWORD arg, BOOL is_alpha, GLenum *input, GLenum *mapping, GLenum *component_usage, INT texture_idx)
void	set_tex_op_nvrc (const struct wined3d_gl_info *gl_info, const struct wined3d_state *state, BOOL is_alpha, int stage, enum wined3d_texture_op op, DWORD arg1, DWORD arg2, DWORD arg3, INT texture_idx, DWORD dst)
static void	nvrc_colorop (struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
static void	nvrc_resultarg (struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
static void	nvts_texdim (struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
static void	nvts_bumpenvmat (struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
static void	nvrc_texfactor (struct wined3d_context *context, const struct wined3d_state *state, DWORD state_id)
static void	nvrc_enable (const struct wined3d_gl_info *gl_info, BOOL enable)
static void	nvts_enable (const struct wined3d_gl_info *gl_info, BOOL enable)
static void	nvrc_fragment_get_caps (const struct wined3d_gl_info *gl_info, struct fragment_caps *caps)
static DWORD	nvrc_fragment_get_emul_mask (const struct wined3d_gl_info *gl_info)
static void *	nvrc_fragment_alloc (const struct wined3d_shader_backend_ops *shader_backend, void *shader_priv)
static void	nvrc_fragment_free (struct wined3d_device *device)
static BOOL	nvts_color_fixup_supported (struct color_fixup_desc fixup)
static BOOL	nvrc_context_alloc (struct wined3d_context *context)
static void	nvrc_context_free (struct wined3d_context *context)

Variables
static const struct StateEntryTemplate	nvrc_fragmentstate_template []
const struct fragment_pipeline	nvts_fragment_pipeline
const struct fragment_pipeline	nvrc_fragment_pipeline

Function Documentation

d3dta_to_combiner_input()

static GLenum d3dta_to_combiner_input ( DWORD  d3dta, DWORD  stage, INT  texture_idx  )

static

Definition at line 91 of file nvidia_texture_shader.c.

                                                                                 {
    switch (d3dta) {
        case WINED3DTA_DIFFUSE:
            return GL_PRIMARY_COLOR_NV;

        case WINED3DTA_CURRENT:
            if (stage) return GL_SPARE0_NV;
            else return GL_PRIMARY_COLOR_NV;

        case WINED3DTA_TEXTURE:
            if (texture_idx > -1) return GL_TEXTURE0_ARB + texture_idx;
            else return GL_PRIMARY_COLOR_NV;

        case WINED3DTA_TFACTOR:
            return GL_CONSTANT_COLOR0_NV;

        case WINED3DTA_SPECULAR:
            return GL_SECONDARY_COLOR_NV;

        case WINED3DTA_TEMP:
            return GL_SPARE1_NV;

        case WINED3DTA_CONSTANT:
            /* TODO: Support per stage constants (WINED3D_TSS_CONSTANT, NV_register_combiners2) */
            FIXME("WINED3DTA_CONSTANT, not properly supported.\n");
            return GL_CONSTANT_COLOR1_NV;

        default:
            FIXME("Unrecognized texture arg %#x\n", d3dta);
            return GL_TEXTURE;
    }
}

Referenced by get_src_and_opr_nvrc(), and set_tex_op_nvrc().

get_src_and_opr_nvrc()

static void get_src_and_opr_nvrc ( DWORD  stage, DWORD  arg, BOOL  is_alpha, GLenum *  input, GLenum *  mapping, GLenum *  component_usage, INT  texture_idx  )

static

Definition at line 132 of file nvidia_texture_shader.c.

                                                                                                                                                  {
    /* The WINED3DTA_COMPLEMENT flag specifies the complement of the input should
    * be used. */
    if (arg & WINED3DTA_COMPLEMENT) *mapping = GL_UNSIGNED_INVERT_NV;
    else *mapping = GL_UNSIGNED_IDENTITY_NV; /* Clamp all values to positive ranges */

    /* The WINED3DTA_ALPHAREPLICATE flag specifies the alpha component of the input
    * should be used for all input components. */
    if (is_alpha || arg & WINED3DTA_ALPHAREPLICATE) *component_usage = GL_ALPHA;
    else *component_usage = GL_RGB;

    *input = d3dta_to_combiner_input(arg & WINED3DTA_SELECTMASK, stage, texture_idx);
}

Referenced by set_tex_op_nvrc().

invert_mapping()

static GLenum invert_mapping ( GLenum  mapping )

static

Definition at line 124 of file nvidia_texture_shader.c.

                                             {
    if (mapping == GL_UNSIGNED_INVERT_NV) return GL_UNSIGNED_IDENTITY_NV;
    else if (mapping == GL_UNSIGNED_IDENTITY_NV) return GL_UNSIGNED_INVERT_NV;

    FIXME("Unhandled mapping %#x\n", mapping);
    return mapping;
}

Referenced by set_tex_op_nvrc().

nvrc_colorop()

static void nvrc_colorop ( struct wined3d_context *  context, const struct wined3d_state *  state, DWORD  state_id  )

static

Definition at line 481 of file nvidia_texture_shader.c.

{
    DWORD stage = (state_id - STATE_TEXTURESTAGE(0, 0)) / (WINED3D_HIGHEST_TEXTURE_STATE + 1);
    BOOL tex_used = context->fixed_function_usage_map & (1u << stage);
    DWORD mapped_stage = context->tex_unit_map[stage];
    const struct wined3d_gl_info *gl_info = context->gl_info;

    TRACE("Setting color op for stage %u.\n", stage);

    /* Using a pixel shader? Don't care for anything here, the shader applying does it */
    if (use_ps(state)) return;

    if (stage != mapped_stage) WARN("Using non 1:1 mapping: %d -> %d!\n", stage, mapped_stage);

    if (mapped_stage != WINED3D_UNMAPPED_STAGE)
    {
        if (tex_used && mapped_stage >= gl_info->limits.textures)
        {
            FIXME("Attempt to enable unsupported stage!\n");
            return;
        }
        context_active_texture(context, gl_info, mapped_stage);
    }

    if (context->lowest_disabled_stage > 0)
    {
        gl_info->gl_ops.gl.p_glEnable(GL_REGISTER_COMBINERS_NV);
        GL_EXTCALL(glCombinerParameteriNV(GL_NUM_GENERAL_COMBINERS_NV, context->lowest_disabled_stage));
    }
    else
    {
        gl_info->gl_ops.gl.p_glDisable(GL_REGISTER_COMBINERS_NV);
    }
    if (stage >= context->lowest_disabled_stage)
    {
        TRACE("Stage disabled\n");
        if (mapped_stage != WINED3D_UNMAPPED_STAGE)
        {
            /* Disable everything here */
            gl_info->gl_ops.gl.p_glDisable(GL_TEXTURE_2D);
            checkGLcall("glDisable(GL_TEXTURE_2D)");
            gl_info->gl_ops.gl.p_glDisable(GL_TEXTURE_3D);
            checkGLcall("glDisable(GL_TEXTURE_3D)");
            if (gl_info->supported[ARB_TEXTURE_CUBE_MAP])
            {
                gl_info->gl_ops.gl.p_glDisable(GL_TEXTURE_CUBE_MAP_ARB);
                checkGLcall("glDisable(GL_TEXTURE_CUBE_MAP_ARB)");
            }
            if (gl_info->supported[ARB_TEXTURE_RECTANGLE])
            {
                gl_info->gl_ops.gl.p_glDisable(GL_TEXTURE_RECTANGLE_ARB);
                checkGLcall("glDisable(GL_TEXTURE_RECTANGLE_ARB)");
            }
            if (gl_info->supported[NV_TEXTURE_SHADER2] && mapped_stage < gl_info->limits.textures)
            {
                gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_NONE);
            }
        }
        /* All done */
        return;
    }

    /* The sampler will also activate the correct texture dimensions, so no need to do it here
     * if the sampler for this stage is dirty
     */
    if (!isStateDirty(context, STATE_SAMPLER(stage)))
    {
        if (tex_used)
        {
            if (gl_info->supported[NV_TEXTURE_SHADER2])
            {
                nvts_activate_dimensions(state, stage, context);
            }
            else
            {
                texture_activate_dimensions(state->textures[stage], gl_info);
            }
        }
    }

    /* Set the texture combiners */
    set_tex_op_nvrc(gl_info, state, FALSE, stage,
            state->texture_states[stage][WINED3D_TSS_COLOR_OP],
            state->texture_states[stage][WINED3D_TSS_COLOR_ARG1],
            state->texture_states[stage][WINED3D_TSS_COLOR_ARG2],
            state->texture_states[stage][WINED3D_TSS_COLOR_ARG0],
            mapped_stage,
            state->texture_states[stage][WINED3D_TSS_RESULT_ARG]);

    /* In register combiners bump mapping is done in the stage AFTER the one that has the bump map operation set,
     * thus the texture shader may have to be updated
     */
    if (gl_info->supported[NV_TEXTURE_SHADER2])
    {
        BOOL usesBump = (state->texture_states[stage][WINED3D_TSS_COLOR_OP] == WINED3D_TOP_BUMPENVMAP_LUMINANCE
                || state->texture_states[stage][WINED3D_TSS_COLOR_OP] == WINED3D_TOP_BUMPENVMAP);
        BOOL usedBump = !!(context->texShaderBumpMap & 1u << (stage + 1));
        if (usesBump != usedBump)
        {
            context_active_texture(context, gl_info, mapped_stage + 1);
            nvts_activate_dimensions(state, stage + 1, context);
            context_active_texture(context, gl_info, mapped_stage);
        }
    }
}

nvrc_context_alloc()

static BOOL nvrc_context_alloc ( struct wined3d_context *  context )

static

Definition at line 911 of file nvidia_texture_shader.c.

{
    return TRUE;
}

nvrc_context_free()

static void nvrc_context_free ( struct wined3d_context *  context )

static

Definition at line 916 of file nvidia_texture_shader.c.

{
}

nvrc_enable()

static void nvrc_enable ( const struct wined3d_gl_info *  gl_info, BOOL  enable  )

static

Definition at line 659 of file nvidia_texture_shader.c.

{
    if (enable)
    {
        gl_info->gl_ops.gl.p_glEnable(GL_REGISTER_COMBINERS_NV);
        checkGLcall("glEnable(GL_REGISTER_COMBINERS_NV)");
    }
    else
    {
        gl_info->gl_ops.gl.p_glDisable(GL_REGISTER_COMBINERS_NV);
        checkGLcall("glDisable(GL_REGISTER_COMBINERS_NV)");
    }
}

Referenced by nvts_enable().

nvrc_fragment_alloc()

static void* nvrc_fragment_alloc ( const struct wined3d_shader_backend_ops *  shader_backend, void *  shader_priv  )

static

Definition at line 750 of file nvidia_texture_shader.c.

{
    return shader_priv;
}

nvrc_fragment_free()

static void nvrc_fragment_free ( struct wined3d_device *  device )

static

Definition at line 756 of file nvidia_texture_shader.c.

{}

nvrc_fragment_get_caps()

static void nvrc_fragment_get_caps ( const struct wined3d_gl_info *  gl_info, struct fragment_caps *  caps  )

static

Definition at line 689 of file nvidia_texture_shader.c.

{
    caps->wined3d_caps = 0;
    caps->PrimitiveMiscCaps = WINED3DPMISCCAPS_TSSARGTEMP;

    /* The caps below can be supported but aren't handled yet in utils.c
     * 'd3dta_to_combiner_input', disable them until support is fixed */
#if 0
    if (gl_info->supported[NV_REGISTER_COMBINERS2])
        caps->PrimitiveMiscCaps |=  WINED3DPMISCCAPS_PERSTAGECONSTANT;
#endif

    caps->TextureOpCaps = WINED3DTEXOPCAPS_ADD
            | WINED3DTEXOPCAPS_ADDSIGNED
            | WINED3DTEXOPCAPS_ADDSIGNED2X
            | WINED3DTEXOPCAPS_MODULATE
            | WINED3DTEXOPCAPS_MODULATE2X
            | WINED3DTEXOPCAPS_MODULATE4X
            | WINED3DTEXOPCAPS_SELECTARG1
            | WINED3DTEXOPCAPS_SELECTARG2
            | WINED3DTEXOPCAPS_DISABLE
            | WINED3DTEXOPCAPS_BLENDDIFFUSEALPHA
            | WINED3DTEXOPCAPS_BLENDTEXTUREALPHA
            | WINED3DTEXOPCAPS_BLENDFACTORALPHA
            | WINED3DTEXOPCAPS_BLENDCURRENTALPHA
            | WINED3DTEXOPCAPS_LERP
            | WINED3DTEXOPCAPS_SUBTRACT
            | WINED3DTEXOPCAPS_ADDSMOOTH
            | WINED3DTEXOPCAPS_MULTIPLYADD
            | WINED3DTEXOPCAPS_MODULATEALPHA_ADDCOLOR
            | WINED3DTEXOPCAPS_MODULATECOLOR_ADDALPHA
            | WINED3DTEXOPCAPS_BLENDTEXTUREALPHAPM
            | WINED3DTEXOPCAPS_DOTPRODUCT3
            | WINED3DTEXOPCAPS_MODULATEINVALPHA_ADDCOLOR
            | WINED3DTEXOPCAPS_MODULATEINVCOLOR_ADDALPHA;

    if (gl_info->supported[NV_TEXTURE_SHADER2])
    {
        /* Bump mapping is supported already in NV_TEXTURE_SHADER, but that extension does
         * not support 3D textures. This asks for trouble if an app uses both bump mapping
         * and 3D textures. It also allows us to keep the code simpler by having texture
         * shaders constantly enabled. */
        caps->TextureOpCaps |= WINED3DTEXOPCAPS_BUMPENVMAP;
        /* TODO: Luminance bump map? */
    }

#if 0
    /* FIXME: Add
            caps->TextureOpCaps |= WINED3DTEXOPCAPS_BUMPENVMAPLUMINANCE
            WINED3DTEXOPCAPS_PREMODULATE */
#endif

    caps->MaxTextureBlendStages = min(MAX_TEXTURES, gl_info->limits.general_combiners);
    caps->MaxSimultaneousTextures = gl_info->limits.textures;
}

nvrc_fragment_get_emul_mask()

static DWORD nvrc_fragment_get_emul_mask ( const struct wined3d_gl_info *  gl_info )

static

Definition at line 745 of file nvidia_texture_shader.c.

{
    return GL_EXT_EMUL_ARB_MULTITEXTURE | GL_EXT_EMUL_EXT_FOG_COORD;
}

nvrc_resultarg()

static void nvrc_resultarg ( struct wined3d_context *  context, const struct wined3d_state *  state, DWORD  state_id  )

static

Definition at line 587 of file nvidia_texture_shader.c.

{
    DWORD stage = (state_id - STATE_TEXTURESTAGE(0, 0)) / (WINED3D_HIGHEST_TEXTURE_STATE + 1);

    TRACE("Setting result arg for stage %u.\n", stage);

    if (!isStateDirty(context, STATE_TEXTURESTAGE(stage, WINED3D_TSS_COLOR_OP)))
    {
        context_apply_state(context, state, STATE_TEXTURESTAGE(stage, WINED3D_TSS_COLOR_OP));
    }
    if (!isStateDirty(context, STATE_TEXTURESTAGE(stage, WINED3D_TSS_ALPHA_OP)))
    {
        context_apply_state(context, state, STATE_TEXTURESTAGE(stage, WINED3D_TSS_ALPHA_OP));
    }
}

nvrc_texfactor()

static void nvrc_texfactor ( struct wined3d_context *  context, const struct wined3d_state *  state, DWORD  state_id  )

static

Definition at line 649 of file nvidia_texture_shader.c.

{
    const struct wined3d_gl_info *gl_info = context->gl_info;
    struct wined3d_color color;

    wined3d_color_from_d3dcolor(&color, state->render_states[WINED3D_RS_TEXTUREFACTOR]);
    GL_EXTCALL(glCombinerParameterfvNV(GL_CONSTANT_COLOR0_NV, &color.r));
}

nvts_activate_dimensions()

static void nvts_activate_dimensions ( const struct wined3d_state *  state, DWORD  stage, struct wined3d_context *  context  )

static

Definition at line 33 of file nvidia_texture_shader.c.

{
    const struct wined3d_gl_info *gl_info = context->gl_info;
    BOOL bumpmap = FALSE;

    if (stage > 0
            && (state->texture_states[stage - 1][WINED3D_TSS_COLOR_OP] == WINED3D_TOP_BUMPENVMAP_LUMINANCE
            || state->texture_states[stage - 1][WINED3D_TSS_COLOR_OP] == WINED3D_TOP_BUMPENVMAP))
    {
        bumpmap = TRUE;
        context->texShaderBumpMap |= (1u << stage);
    }
    else
    {
        context->texShaderBumpMap &= ~(1u << stage);
    }

    if (state->textures[stage])
    {
        switch (state->textures[stage]->target)
        {
            case GL_TEXTURE_2D:
                gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV,
                        bumpmap ? GL_OFFSET_TEXTURE_2D_NV : GL_TEXTURE_2D);
                checkGLcall("glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, ...)");
                break;
            case GL_TEXTURE_RECTANGLE_ARB:
                gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV,
                        bumpmap ? GL_OFFSET_TEXTURE_2D_NV : GL_TEXTURE_RECTANGLE_ARB);
                checkGLcall("glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, ...)");
                break;
            case GL_TEXTURE_3D:
                gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_3D);
                checkGLcall("glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_3D)");
                break;
            case GL_TEXTURE_CUBE_MAP_ARB:
                gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_CUBE_MAP_ARB);
                checkGLcall("glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_CUBE_MAP_ARB)");
                break;
            default:
                FIXME("Unhandled target %#x.\n", state->textures[stage]->target);
                break;
        }
    }
    else
    {
        gl_info->gl_ops.gl.p_glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_NONE);
        checkGLcall("glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_NONE)");
    }
}

Referenced by nvrc_colorop(), and nvts_texdim().

nvts_bumpenvmat()

static void nvts_bumpenvmat ( struct wined3d_context *  context, const struct wined3d_state *  state, DWORD  state_id  )

static

Definition at line 621 of file nvidia_texture_shader.c.

{
    DWORD stage = (state_id - STATE_TEXTURESTAGE(0, 0)) / (WINED3D_HIGHEST_TEXTURE_STATE + 1);
    DWORD mapped_stage = context->tex_unit_map[stage + 1];
    const struct wined3d_gl_info *gl_info = context->gl_info;
    float mat[2][2];

    /* Direct3D sets the matrix in the stage reading the perturbation map. The result is used to
     * offset the destination stage(always stage + 1 in d3d). In GL_NV_texture_shader, the bump
     * map offsetting is done in the stage reading the bump mapped texture, and the perturbation
     * map is read from a specified source stage(always stage - 1 for d3d). Thus set the matrix
     * for stage + 1. Keep the nvrc tex unit mapping in mind too
     */
    if (mapped_stage < gl_info->limits.textures)
    {
        context_active_texture(context, gl_info, mapped_stage);

        /* We can't just pass a pointer to the state to GL due to the
         * different matrix format (column major vs row major). */
        mat[0][0] = *((float *)&state->texture_states[stage][WINED3D_TSS_BUMPENV_MAT00]);
        mat[1][0] = *((float *)&state->texture_states[stage][WINED3D_TSS_BUMPENV_MAT01]);
        mat[0][1] = *((float *)&state->texture_states[stage][WINED3D_TSS_BUMPENV_MAT10]);
        mat[1][1] = *((float *)&state->texture_states[stage][WINED3D_TSS_BUMPENV_MAT11]);
        gl_info->gl_ops.gl.p_glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, (float *)mat);
        checkGLcall("glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, mat)");
    }
}

nvts_color_fixup_supported()

static BOOL nvts_color_fixup_supported ( struct color_fixup_desc  fixup )

static

Definition at line 764 of file nvidia_texture_shader.c.

{
    /* We only support identity conversions. */
    return is_identity_fixup(fixup);
}

nvts_enable()

static void nvts_enable ( const struct wined3d_gl_info *  gl_info, BOOL  enable  )

static

Definition at line 674 of file nvidia_texture_shader.c.

{
    nvrc_enable(gl_info, enable);
    if (enable)
    {
        gl_info->gl_ops.gl.p_glEnable(GL_TEXTURE_SHADER_NV);
        checkGLcall("glEnable(GL_TEXTURE_SHADER_NV)");
    }
    else
    {
        gl_info->gl_ops.gl.p_glDisable(GL_TEXTURE_SHADER_NV);
        checkGLcall("glDisable(GL_TEXTURE_SHADER_NV)");
    }
}

nvts_texdim()

static void nvts_texdim ( struct wined3d_context *  context, const struct wined3d_state *  state, DWORD  state_id  )

static

Definition at line 603 of file nvidia_texture_shader.c.

{
    DWORD sampler = state_id - STATE_SAMPLER(0);
    DWORD mapped_stage = context->tex_unit_map[sampler];

    /* No need to enable / disable anything here for unused samplers. The tex_colorop
    * handler takes care. Also no action is needed with pixel shaders, or if tex_colorop
    * will take care of this business. */
    if (mapped_stage == WINED3D_UNMAPPED_STAGE || mapped_stage >= context->gl_info->limits.textures)
        return;
    if (sampler >= context->lowest_disabled_stage)
        return;
    if (isStateDirty(context, STATE_TEXTURESTAGE(sampler, WINED3D_TSS_COLOR_OP)))
        return;

    nvts_activate_dimensions(state, sampler, context);
}

set_tex_op_nvrc()

void set_tex_op_nvrc	(	const struct wined3d_gl_info *	gl_info,
		const struct wined3d_state *	state,
		BOOL	is_alpha,
		int	stage,
		enum wined3d_texture_op	op,
		DWORD	arg1,
		DWORD	arg2,
		DWORD	arg3,
		INT	texture_idx,
		DWORD	dst
	)

Definition at line 146 of file nvidia_texture_shader.c.

{
    struct tex_op_args tex_op_args = {{0}, {0}, {0}};
    GLenum portion = is_alpha ? GL_ALPHA : GL_RGB;
    GLenum target = GL_COMBINER0_NV + stage;
    GLenum output;

    TRACE("stage %d, is_alpha %d, op %s, arg1 %#x, arg2 %#x, arg3 %#x, texture_idx %d\n",
          stage, is_alpha, debug_d3dtop(op), arg1, arg2, arg3, texture_idx);

    /* If a texture stage references an invalid texture unit the stage just
    * passes through the result from the previous stage */
    if (is_invalid_op(state, stage, op, arg1, arg2, arg3))
    {
        arg1 = WINED3DTA_CURRENT;
        op = WINED3D_TOP_SELECT_ARG1;
    }

    get_src_and_opr_nvrc(stage, arg1, is_alpha, &tex_op_args.input[0],
                         &tex_op_args.mapping[0], &tex_op_args.component_usage[0], texture_idx);
    get_src_and_opr_nvrc(stage, arg2, is_alpha, &tex_op_args.input[1],
                         &tex_op_args.mapping[1], &tex_op_args.component_usage[1], texture_idx);
    get_src_and_opr_nvrc(stage, arg3, is_alpha, &tex_op_args.input[2],
                         &tex_op_args.mapping[2], &tex_op_args.component_usage[2], texture_idx);


    if(dst == WINED3DTA_TEMP) {
        output = GL_SPARE1_NV;
    } else {
        output = GL_SPARE0_NV;
    }

    switch (op)
    {
        case WINED3D_TOP_DISABLE:
            /* Only for alpha */
            if (!is_alpha)
                ERR("Shouldn't be called for WINED3D_TSS_COLOR_OP (WINED3DTOP_DISABLE).\n");
            /* Input, prev_alpha*1 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       GL_SPARE0_NV, GL_UNSIGNED_IDENTITY_NV, GL_ALPHA));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_SPARE0_NV, GL_DISCARD_NV,
                       GL_DISCARD_NV, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_SELECT_ARG1:
        case WINED3D_TOP_SELECT_ARG2:
            /* Input, arg*1 */
            if (op == WINED3D_TOP_SELECT_ARG1)
                GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                           tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            else
                GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                           tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, output, GL_DISCARD_NV,
                       GL_DISCARD_NV, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_MODULATE:
        case WINED3D_TOP_MODULATE_2X:
        case WINED3D_TOP_MODULATE_4X:
            /* Input, arg1*arg2 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));

            /* Output */
            if (op == WINED3D_TOP_MODULATE)
                GL_EXTCALL(glCombinerOutputNV(target, portion, output, GL_DISCARD_NV,
                           GL_DISCARD_NV, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            else if (op == WINED3D_TOP_MODULATE_2X)
                GL_EXTCALL(glCombinerOutputNV(target, portion, output, GL_DISCARD_NV,
                           GL_DISCARD_NV, GL_SCALE_BY_TWO_NV, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            else if (op == WINED3D_TOP_MODULATE_4X)
                GL_EXTCALL(glCombinerOutputNV(target, portion, output, GL_DISCARD_NV,
                           GL_DISCARD_NV, GL_SCALE_BY_FOUR_NV, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_ADD:
        case WINED3D_TOP_ADD_SIGNED:
        case WINED3D_TOP_ADD_SIGNED_2X:
            /* Input, arg1*1+arg2*1 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            if (op == WINED3D_TOP_ADD)
                GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                           output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            else if (op == WINED3D_TOP_ADD_SIGNED)
                GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                           output, GL_NONE, GL_BIAS_BY_NEGATIVE_ONE_HALF_NV, GL_FALSE, GL_FALSE, GL_FALSE));
            else if (op == WINED3D_TOP_ADD_SIGNED_2X)
                GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                           output, GL_SCALE_BY_TWO_NV, GL_BIAS_BY_NEGATIVE_ONE_HALF_NV, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_SUBTRACT:
            /* Input, arg1*1+-arg2*1 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[1], GL_SIGNED_NEGATE_NV, tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_ADD_SMOOTH:
            /* Input, arg1*1+(1-arg1)*arg2 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], invert_mapping(tex_op_args.mapping[0]), tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_BLEND_DIFFUSE_ALPHA:
        case WINED3D_TOP_BLEND_TEXTURE_ALPHA:
        case WINED3D_TOP_BLEND_FACTOR_ALPHA:
        case WINED3D_TOP_BLEND_TEXTURE_ALPHA_PM:
        case WINED3D_TOP_BLEND_CURRENT_ALPHA:
        {
            GLenum alpha_src = GL_PRIMARY_COLOR_NV;
            if (op == WINED3D_TOP_BLEND_DIFFUSE_ALPHA)
                alpha_src = d3dta_to_combiner_input(WINED3DTA_DIFFUSE, stage, texture_idx);
            else if (op == WINED3D_TOP_BLEND_TEXTURE_ALPHA)
                alpha_src = d3dta_to_combiner_input(WINED3DTA_TEXTURE, stage, texture_idx);
            else if (op == WINED3D_TOP_BLEND_FACTOR_ALPHA)
                alpha_src = d3dta_to_combiner_input(WINED3DTA_TFACTOR, stage, texture_idx);
            else if (op == WINED3D_TOP_BLEND_TEXTURE_ALPHA_PM)
                alpha_src = d3dta_to_combiner_input(WINED3DTA_TEXTURE, stage, texture_idx);
            else if (op == WINED3D_TOP_BLEND_CURRENT_ALPHA)
                alpha_src = d3dta_to_combiner_input(WINED3DTA_CURRENT, stage, texture_idx);
            else
                FIXME("Unhandled texture op %s, shouldn't happen.\n", debug_d3dtop(op));

            /* Input, arg1*alpha_src+arg2*(1-alpha_src) */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            if (op == WINED3D_TOP_BLEND_TEXTURE_ALPHA_PM)
            {
                GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                           GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            } else {
                GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                           alpha_src, GL_UNSIGNED_IDENTITY_NV, GL_ALPHA));
            }
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       alpha_src, GL_UNSIGNED_INVERT_NV, GL_ALPHA));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;
        }

        case WINED3D_TOP_MODULATE_ALPHA_ADD_COLOR:
            /* Input, arg1_alpha*arg2_rgb+arg1_rgb*1 */
            if (is_alpha)
                ERR("Only supported for WINED3D_TSS_COLOR_OP (WINED3DTOP_MODULATEALPHA_ADDCOLOR).\n");
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], GL_ALPHA));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_MODULATE_COLOR_ADD_ALPHA:
            /* Input, arg1_rgb*arg2_rgb+arg1_alpha*1 */
            if (is_alpha)
                ERR("Only supported for WINED3D_TSS_COLOR_OP (WINED3DTOP_MODULATECOLOR_ADDALPHA).\n");
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], GL_ALPHA));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_MODULATE_INVALPHA_ADD_COLOR:
            /* Input, (1-arg1_alpha)*arg2_rgb+arg1_rgb*1 */
            if (is_alpha)
                ERR("Only supported for WINED3D_TSS_COLOR_OP (WINED3DTOP_MODULATEINVALPHA_ADDCOLOR).\n");
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], invert_mapping(tex_op_args.mapping[0]), GL_ALPHA));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_MODULATE_INVCOLOR_ADD_ALPHA:
            /* Input, (1-arg1_rgb)*arg2_rgb+arg1_alpha*1 */
            if (is_alpha)
                ERR("Only supported for WINED3D_TSS_COLOR_OP (WINED3DTOP_MODULATEINVCOLOR_ADDALPHA).\n");
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], invert_mapping(tex_op_args.mapping[0]), tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], GL_ALPHA));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_DOTPRODUCT3:
            /* Input, arg1 . arg2 */
            /* FIXME: DX7 uses a different calculation? */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[0], GL_EXPAND_NORMAL_NV, tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[1], GL_EXPAND_NORMAL_NV, tex_op_args.component_usage[1]));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, output, GL_DISCARD_NV,
                       GL_DISCARD_NV, GL_NONE, GL_NONE, GL_TRUE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_MULTIPLY_ADD:
            /* Input, arg3*1+arg1*arg2 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[2], tex_op_args.mapping[2], tex_op_args.component_usage[2]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_LERP:
            /* Input, arg3*arg1+(1-arg3)*arg2 */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                       tex_op_args.input[2], tex_op_args.mapping[2], tex_op_args.component_usage[2]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                       tex_op_args.input[0], tex_op_args.mapping[0], tex_op_args.component_usage[0]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_C_NV,
                       tex_op_args.input[2], invert_mapping(tex_op_args.mapping[2]), tex_op_args.component_usage[2]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_D_NV,
                       tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));

            /* Output */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_DISCARD_NV, GL_DISCARD_NV,
                       output, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        case WINED3D_TOP_BUMPENVMAP_LUMINANCE:
        case WINED3D_TOP_BUMPENVMAP:
            if (!gl_info->supported[NV_TEXTURE_SHADER])
            {
                WARN("BUMPENVMAP requires GL_NV_texture_shader in this codepath\n");
                break;
            }

            /* The bump map stage itself isn't exciting, just read the texture. But tell the next stage to
             * perform bump mapping and source from the current stage. Pretty much a SELECTARG2.
             * ARG2 is passed through unmodified(apps will most likely use D3DTA_CURRENT for arg2, arg1
             * (which will most likely be D3DTA_TEXTURE) is available as a texture shader input for the
             * next stage */
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_A_NV,
                        tex_op_args.input[1], tex_op_args.mapping[1], tex_op_args.component_usage[1]));
            GL_EXTCALL(glCombinerInputNV(target, portion, GL_VARIABLE_B_NV,
                        GL_ZERO, GL_UNSIGNED_INVERT_NV, portion));
            /* Always pass through to CURRENT, ignore temp arg */
            GL_EXTCALL(glCombinerOutputNV(target, portion, GL_SPARE0_NV, GL_DISCARD_NV,
                        GL_DISCARD_NV, GL_NONE, GL_NONE, GL_FALSE, GL_FALSE, GL_FALSE));
            break;

        default:
            FIXME("Unhandled texture op: stage %d, is_alpha %d, op %s (%#x), arg1 %#x, arg2 %#x, arg3 %#x, texture_idx %d.\n",
                  stage, is_alpha, debug_d3dtop(op), op, arg1, arg2, arg3, texture_idx);
    }

    checkGLcall("set_tex_op_nvrc()");
}

Referenced by nvrc_colorop(), and tex_alphaop().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

d3d

)

Variable Documentation

nvrc_fragment_pipeline

const struct fragment_pipeline nvrc_fragment_pipeline

Initial value:

= {
    nvrc_enable,
    nvrc_fragment_get_caps,
    nvrc_fragment_get_emul_mask,
    nvrc_fragment_alloc,
    nvrc_fragment_free,
    nvrc_context_alloc,
    nvrc_context_free,
    nvts_color_fixup_supported,
    nvrc_fragmentstate_template,
}

Definition at line 933 of file nvidia_texture_shader.c.

Referenced by select_fragment_implementation().

nvrc_fragmentstate_template

const struct StateEntryTemplate nvrc_fragmentstate_template[]

static

Definition at line 770 of file nvidia_texture_shader.c.

nvts_fragment_pipeline

const struct fragment_pipeline nvts_fragment_pipeline

Initial value:

= {
    nvts_enable,
    nvrc_fragment_get_caps,
    nvrc_fragment_get_emul_mask,
    nvrc_fragment_alloc,
    nvrc_fragment_free,
    nvrc_context_alloc,
    nvrc_context_free,
    nvts_color_fixup_supported,
    nvrc_fragmentstate_template,
}

Definition at line 921 of file nvidia_texture_shader.c.

Referenced by select_fragment_implementation().