Commit 0d2d8479 authored by Henri Verbeet's avatar Henri Verbeet Committed by Alexandre Julliard

wined3d: Don't clamp texture lookups in the GLSL fixed function fragment pipe.

parent 50e2ee73
......@@ -5507,7 +5507,7 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct wined3d_shader_buf
{
const char *texture_function, *coord_mask;
char tex_reg_name[8];
BOOL proj, clamp;
BOOL proj;
if (!(tex_map & (1 << stage)))
continue;
......@@ -5527,12 +5527,6 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct wined3d_shader_buf
proj = TRUE;
}
if (settings->op[stage].cop == WINED3D_TOP_BUMPENVMAP
|| settings->op[stage].cop == WINED3D_TOP_BUMPENVMAP_LUMINANCE)
clamp = FALSE;
else
clamp = TRUE;
switch (settings->op[stage].tex_type)
{
case tex_1d:
......@@ -5624,12 +5618,8 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct wined3d_shader_buf
shader_addline(buffer, "ret = gl_TexCoord[%u] + ret.xyxy;\n", stage);
}
if (clamp)
shader_addline(buffer, "tex%u = clamp(%s(ps_sampler%u, ret.%s), 0.0, 1.0);\n",
stage, texture_function, stage, coord_mask);
else
shader_addline(buffer, "tex%u = %s(ps_sampler%u, ret.%s);\n",
stage, texture_function, stage, coord_mask);
shader_addline(buffer, "tex%u = %s(ps_sampler%u, ret.%s);\n",
stage, texture_function, stage, coord_mask);
if (settings->op[stage - 1].cop == WINED3D_TOP_BUMPENVMAP_LUMINANCE)
shader_addline(buffer, "tex%u *= clamp(tex%u.z * bumpenv_lum_scale%u + bumpenv_lum_offset%u, 0.0, 1.0);\n",
......@@ -5637,21 +5627,13 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct wined3d_shader_buf
}
else if (settings->op[stage].projected == proj_count3)
{
if (clamp)
shader_addline(buffer, "tex%u = clamp(%s(ps_sampler%u, gl_TexCoord[%u].xyz), 0.0, 1.0);\n",
stage, texture_function, stage, stage);
else
shader_addline(buffer, "tex%u = %s(ps_sampler%u, gl_TexCoord[%u].xyz);\n",
stage, texture_function, stage, stage);
shader_addline(buffer, "tex%u = %s(ps_sampler%u, gl_TexCoord[%u].xyz);\n",
stage, texture_function, stage, stage);
}
else
{
if (clamp)
shader_addline(buffer, "tex%u = clamp(%s(ps_sampler%u, gl_TexCoord[%u].%s), 0.0, 1.0);\n",
stage, texture_function, stage, stage, coord_mask);
else
shader_addline(buffer, "tex%u = %s(ps_sampler%u, gl_TexCoord[%u].%s);\n",
stage, texture_function, stage, stage, coord_mask);
shader_addline(buffer, "tex%u = %s(ps_sampler%u, gl_TexCoord[%u].%s);\n",
stage, texture_function, stage, stage, coord_mask);
}
sprintf(tex_reg_name, "tex%u", stage);
......
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