*misc

1 files changed, 5 insertions, 8 deletions

diff --git a/src/core/shader.h b/src/core/shader.h
index 9ae757b..3737e8c 100644
--- a/src/core/shader.h
+++ b/src/core/shader.h
@@ -119,10 +119,6 @@ void ssrS_lerpvec2(float t, Vec2* A, Vec2* B, Vec2* out);
 void ssrS_lerpvec3(float t, Vec3* A, Vec3* B, Vec3* out);
 void ssrS_lerpvec4(float t, Vec4* A, Vec4* B, Vec4* out);
 
-/*
-** 顶点数据外，还提供额外的寄存器用来存储vertex shader输出的顶点额外数据
-** 共24个
-*/
 typedef enum {
 	REGTYPE_NUM = 1,
 	REGTYPE_VEC2,
@@ -152,15 +148,15 @@ typedef struct {
 	byte* data; /*mutable, either of registers or temp-registers*/
 	byte** accessor;
 	BcpInterpolator bcp_interpolator;
+	LinearInterpolator linear_interpolator;
 	byte* output; /*fragment-in*/
 } ActiveReg;
 
 Register registers[REG_TOTAL];
 ActiveReg active_regs[REG_TOTAL];
 
-int open_regsi[REG_TOTAL]; /*draw call用到的寄存器，可以索引到registers和active_regs*/
+int open_regsi[REG_TOTAL]; /*active registers during a draw call*/
 
-/*寄存器指针accessor，指向寄存器中的某个值，用于在shader里快速访问，使用错误可能会出现野指针*/
 float *reg_num_00, *reg_num_01, *reg_num_02, *reg_num_03;
 Vec2 *reg_v2_00, *reg_v2_01, *reg_v2_02, *reg_v2_03, *reg_v2_04, *reg_v2_05, *reg_v2_06, *reg_v2_07;
 Vec3 *reg_v3_00, *reg_v3_01, *reg_v3_02, *reg_v3_03, *reg_v3_04, *reg_v3_05, *reg_v3_06, *reg_v3_07, *reg_v3_08, *reg_v3_09, *reg_v3_10, *reg_v3_11;
@@ -169,10 +165,11 @@ Vec4 *reg_v4_00, *reg_v4_01, *reg_v4_02, *reg_v4_03, *reg_v4_04, *reg_v4_05, *re
 void ssrS_openregs(uint varying_flag);
 void ssrS_setactiveregr();
 void ssrS_setactiveregc();
-void ssrS_solveregs(Vec3* bc, uint a, uint b, uint c);
+void ssrS_solveregsbcp(Vec3* bc, uint a, uint b, uint c);
+void ssrS_solveregslerp(float t, uint ia, uint ib);
+void ssrS_solveregscopy(uint i);
 void ssrS_setregisters(int capacity);
 
-/*设置寄存器指针，指向寄存器（在fragment阶段，指针会指向fragmentIn结构）*/
 void ssrS_setupregisterpointers(int idx);
 
 /*set register accessor, point to fragin struct*/