OrdinaryMagician/vkdoom_m
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Add light, blend and sampler functions

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This commit is contained in:
Magnus Norddahl 2016-09-28 05:18:16 +02:00
commit 576fed5afc
4 changed files with 173 additions and 7 deletions
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45
src/r_compiler/fixedfunction/fixedfunction.h
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@ -6,6 +6,7 @@
#include "r_compiler/ssa/ssa_vec8s.h"
#include "r_compiler/ssa/ssa_vec16ub.h"
#include "r_compiler/ssa/ssa_int.h"
#include "r_compiler/ssa/ssa_int_ptr.h"
#include "r_compiler/ssa/ssa_short.h"
#include "r_compiler/ssa/ssa_ubyte_ptr.h"
#include "r_compiler/ssa/ssa_vec4f_ptr.h"
@ -57,8 +58,30 @@ struct RenderArgs
uint32_t light;
uint32_t srcalpha;
uint32_t destalpha;
//ShadeConstants _shade_constants;
//int32_t nearest_filter;
uint16_t light_alpha;
uint16_t light_red;
uint16_t light_green;
uint16_t light_blue;
uint16_t fade_alpha;
uint16_t fade_red;
uint16_t fade_green;
uint16_t fade_blue;
uint16_t desaturate;
uint32_t flags;
enum Flags
{
simple_shade = 1,
nearest_filter = 2
};
};
class SSAShadeConstants
{
public:
SSAVec4i light;
SSAVec4i fade;
SSAInt desaturate;
};
class FixedFunction
@ -71,6 +94,24 @@ public:
private:
void CodegenDrawSpan();
// LightBgra
SSAInt calc_light_multiplier(SSAInt light);
SSAVec4i shade_pal_index_simple(SSAInt index, SSAInt light, SSAUBytePtr basecolors);
SSAVec4i shade_pal_index_advanced(SSAInt index, SSAInt light, const SSAShadeConstants &constants, SSAUBytePtr basecolors);
SSAVec4i shade_bgra_simple(SSAVec4i color, SSAInt light);
SSAVec4i shade_bgra_advanced(SSAVec4i color, SSAInt light, const SSAShadeConstants &constants);
// BlendBgra
SSAVec4i blend_copy(SSAVec4i fg);
SSAVec4i blend_add(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
SSAVec4i blend_sub(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
SSAVec4i blend_revsub(SSAVec4i fg, SSAVec4i bg, SSAInt srcalpha, SSAInt destalpha);
SSAVec4i blend_alpha_blend(SSAVec4i fg, SSAVec4i bg);
// SampleBgra
SSAVec4i sample_linear(SSAUBytePtr col0, SSAUBytePtr col1, SSAInt texturefracx, SSAInt texturefracy, SSAInt one, SSAInt height);
SSAVec4i sample_linear(SSAUBytePtr texture, SSAInt xfrac, SSAInt yfrac, SSAInt xbits, SSAInt ybits);
static llvm::Type *GetRenderArgsStruct(llvm::LLVMContext &context);
RenderProgram mProgram;