wined3d: Implement the "precise" flag in the GLSL shader backend.
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
parent
7e4f254bbd
commit
7a54209d4b
|
@ -2540,6 +2540,10 @@ static void shader_generate_glsl_declarations(const struct wined3d_context_gl *c
|
||||||
/* Temporary variables for matrix operations */
|
/* Temporary variables for matrix operations */
|
||||||
shader_addline(buffer, "vec4 tmp0;\n");
|
shader_addline(buffer, "vec4 tmp0;\n");
|
||||||
shader_addline(buffer, "vec4 tmp1;\n");
|
shader_addline(buffer, "vec4 tmp1;\n");
|
||||||
|
if (gl_info->supported[ARB_GPU_SHADER5])
|
||||||
|
shader_addline(buffer, "precise vec4 tmp_precise;\n");
|
||||||
|
else
|
||||||
|
shader_addline(buffer, "/* precise */ vec4 tmp_precise;\n");
|
||||||
|
|
||||||
if (!shader->load_local_constsF)
|
if (!shader->load_local_constsF)
|
||||||
{
|
{
|
||||||
|
@ -3273,6 +3277,9 @@ static DWORD shader_glsl_append_dst_ext(struct wined3d_string_buffer *buffer,
|
||||||
|
|
||||||
if ((mask = shader_glsl_add_dst_param(ins, dst, &glsl_dst)))
|
if ((mask = shader_glsl_add_dst_param(ins, dst, &glsl_dst)))
|
||||||
{
|
{
|
||||||
|
if (ins->flags & WINED3DSI_PRECISE_XYZW)
|
||||||
|
sprintf(glsl_dst.reg_name, "tmp_precise");
|
||||||
|
|
||||||
switch (data_type)
|
switch (data_type)
|
||||||
{
|
{
|
||||||
case WINED3D_DATA_FLOAT:
|
case WINED3D_DATA_FLOAT:
|
||||||
|
@ -3316,6 +3323,13 @@ static void shader_glsl_add_instruction_modifiers(const struct wined3d_shader_in
|
||||||
|
|
||||||
if (!ins->dst_count) return;
|
if (!ins->dst_count) return;
|
||||||
|
|
||||||
|
if (ins->flags & WINED3DSI_PRECISE_XYZW)
|
||||||
|
{
|
||||||
|
shader_glsl_add_dst_param(ins, &ins->dst[0], &dst_param);
|
||||||
|
shader_addline(ins->ctx->buffer, "%s%s = tmp_precise%s;\n",
|
||||||
|
dst_param.reg_name, dst_param.mask_str, dst_param.mask_str);
|
||||||
|
}
|
||||||
|
|
||||||
modifiers = ins->dst[0].modifiers;
|
modifiers = ins->dst[0].modifiers;
|
||||||
if (!modifiers) return;
|
if (!modifiers) return;
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue