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wined3d: Add support for GL_EXT_texture_shadow_lod. 

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2019-08-01 14:51:18 +02:00 committed by Alexandre Julliard
parent ae5a1f44fc
commit 62f2cd1b47
3 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
dlls/wined3d/adapter_gl.c
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@ -200,6 +200,7 @@ static const struct wined3d_extension_map gl_extension_map[] =
{"GL_EXT_texture_integer", EXT_TEXTURE_INTEGER },
{"GL_EXT_texture_lod_bias", EXT_TEXTURE_LOD_BIAS },
{"GL_EXT_texture_mirror_clamp", EXT_TEXTURE_MIRROR_CLAMP },
{"GL_EXT_texture_shadow_lod", EXT_TEXTURE_SHADOW_LOD },
{"GL_EXT_texture_shared_exponent", EXT_TEXTURE_SHARED_EXPONENT },
{"GL_EXT_texture_snorm", EXT_TEXTURE_SNORM },
{"GL_EXT_texture_sRGB", EXT_TEXTURE_SRGB },

8
dlls/wined3d/glsl_shader.c
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@ -6007,7 +6007,7 @@ static void shader_glsl_sample(const struct wined3d_shader_instruction *ins)
* comparison for array textures and cube textures. We use textureGrad*()
* to implement sample_c_lz.
*/
static void shader_glsl_gen_sample_c_lz(const struct wined3d_shader_instruction *ins,
static void shader_glsl_gen_sample_c_lz_emulation(const struct wined3d_shader_instruction *ins,
unsigned int sampler_bind_idx, const struct glsl_sample_function *sample_function,
unsigned int coord_size, const char *coord_param, const char *ref_param)
{
@ -6036,6 +6036,7 @@ static void shader_glsl_gen_sample_c_lz(const struct wined3d_shader_instruction
static void shader_glsl_sample_c(const struct wined3d_shader_instruction *ins)
{
const struct wined3d_gl_info *gl_info = ins->ctx->gl_info;
unsigned int resource_idx, sampler_idx, sampler_bind_idx;
const struct wined3d_shader_resource_info *resource_info;
struct glsl_src_param coord_param, compare_param;
@ -6064,10 +6065,11 @@ static void shader_glsl_sample_c(const struct wined3d_shader_instruction *ins)
shader_glsl_add_src_param(ins, &ins->src[3], WINED3DSP_WRITEMASK_0, &compare_param);
sampler_bind_idx = shader_glsl_find_sampler(&ins->ctx->reg_maps->sampler_map, resource_idx, sampler_idx);
if (ins->handler_idx == WINED3DSIH_SAMPLE_C_LZ
&& !gl_info->supported[EXT_TEXTURE_SHADOW_LOD]
&& (resource_info->type == WINED3D_SHADER_RESOURCE_TEXTURE_2DARRAY
|| resource_info->type == WINED3D_SHADER_RESOURCE_TEXTURE_CUBE))
{
shader_glsl_gen_sample_c_lz(ins, sampler_bind_idx, &sample_function,
shader_glsl_gen_sample_c_lz_emulation(ins, sampler_bind_idx, &sample_function,
coord_size, coord_param.param_str, compare_param.param_str);
}
else
@ -7453,6 +7455,8 @@ static void shader_glsl_enable_extensions(struct wined3d_string_buffer *buffer,
shader_addline(buffer, "#extension GL_EXT_gpu_shader4 : enable\n");
if (gl_info->supported[EXT_TEXTURE_ARRAY])
shader_addline(buffer, "#extension GL_EXT_texture_array : enable\n");
if (gl_info->supported[EXT_TEXTURE_SHADOW_LOD])
shader_addline(buffer, "#extension GL_EXT_texture_shadow_lod : enable\n");
}
static void shader_glsl_generate_color_output(struct wined3d_string_buffer *buffer,

1
dlls/wined3d/wined3d_gl.h
View File

@ -179,6 +179,7 @@ enum wined3d_gl_extension
EXT_TEXTURE_INTEGER,
EXT_TEXTURE_LOD_BIAS,
EXT_TEXTURE_MIRROR_CLAMP,
EXT_TEXTURE_SHADOW_LOD,
EXT_TEXTURE_SHARED_EXPONENT,
EXT_TEXTURE_SNORM,
EXT_TEXTURE_SRGB,