rebase master update

2021-07-30 21:03:14 -07:00
parent 79fd92a1b4
commit bb1ceffadd
86 changed files with 6111 additions and 132 deletions
--- a/tests/regression/tex/kernel.c
+++ b/tests/regression/tex/kernel.c
@@ -0,0 +1,67 @@
+#include <stdint.h>
+#include <vx_intrinsics.h>
+#include "common.h"
+#include "texsw.h"
+
+#define ENABLE_SW
+
+struct tile_arg_t {
+  	struct kernel_arg_t* state;	
+  	uint32_t tile_width;
+ 	uint32_t tile_height;
+  	float deltaX;
+  	float deltaY;
+};
+
+void kernel_body(int task_id, void* arg) {
+	struct tile_arg_t* _arg = (struct tile_arg_t*)(arg);
+	struct kernel_arg_t* state = _arg->state;
+	
+	uint32_t xoffset = 0;
+	uint32_t yoffset = task_id * _arg->tile_height;	
+	uint8_t* dst_ptr = (uint8_t*)(state->dst_ptr + xoffset * state->dst_stride + yoffset * state->dst_pitch);
+
+	float fv = yoffset * _arg->deltaY;
+	for (uint32_t y = 0; y < _arg->tile_height; ++y) {
+		uint32_t* dst_row = (uint32_t*)dst_ptr;
+		float fu = xoffset * _arg->deltaX;
+		for (uint32_t x = 0; x < _arg->tile_width; ++x) {
+			int32_t u = (int32_t)(fu * (1<<20));
+			int32_t v = (int32_t)(fv * (1<<20));
+		#ifdef ENABLE_SW
+			if (state->use_sw) {
+				dst_row[x] = (state->filter == 2) ? tex3_sw(state, 0, u, v, state->lod) : tex_sw(state, 0, u, v, state->lod);
+			} else {
+		#endif
+			dst_row[x] = (state->filter == 2) ? vx_tex3(0, u, v, state->lod) : vx_tex(0, u, v, state->lod);
+		#ifdef ENABLE_SW
+			}
+		#endif
+			fu += _arg->deltaX;
+		}
+		dst_ptr += state->dst_pitch;
+		fv += _arg->deltaY;
+	}
+}
+
+int main() {
+	struct kernel_arg_t* arg = (struct kernel_arg_t*)KERNEL_ARG_DEV_MEM_ADDR;
+
+	// configure texture unit
+	vx_csr_write(CSR_TEX_ADDR(0),   arg->src_ptr);
+	vx_csr_write(CSR_TEX_MIPOFF(0), 0);	
+	vx_csr_write(CSR_TEX_WIDTH(0),  arg->src_logWidth);
+	vx_csr_write(CSR_TEX_HEIGHT(0), arg->src_logHeight);
+	vx_csr_write(CSR_TEX_FORMAT(0), arg->format);
+	vx_csr_write(CSR_TEX_WRAP(0),   (arg->wrap << 2) | arg->wrap);
+	vx_csr_write(CSR_TEX_FILTER(0), (arg->filter ? 1 : 0));
+
+	struct tile_arg_t targ;
+	targ.state       = arg;
+	targ.tile_width  = arg->dst_width;
+	targ.tile_height = (arg->dst_height + arg->num_tasks - 1) / arg->num_tasks;    
+	targ.deltaX      = 1.0f / arg->dst_width;
+	targ.deltaY      = 1.0f / arg->dst_height;
+	
+	vx_spawn_tasks(arg->num_tasks, kernel_body, &targ);
+}