gpu_neon: rework buffering to reduce flickering

[pcsx_rearmed.git] / plugins / gpu_neon / psx_gpu / psx_gpu.c

diff --git a/plugins/gpu_neon/psx_gpu/psx_gpu.c b/plugins/gpu_neon/psx_gpu/psx_gpu.c
index af24e77..62080f3 100644 (file)
--- a/plugins/gpu_neon/psx_gpu/psx_gpu.c
+++ b/plugins/gpu_neon/psx_gpu/psx_gpu.c
@@ -15,6 +15,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
+#include <stddef.h>
 #include <string.h>
 #include <assert.h>
 
@@ -23,6 +24,7 @@
 #include "vector_ops.h"
 #endif
 #include "psx_gpu_simd.h"
+#include "psx_gpu_offsets.h"
 
 #if 0
 void dump_r_d(const char *name, void *dump);
@@ -4582,6 +4584,7 @@ void render_line(psx_gpu_struct *psx_gpu, vertex_struct *vertexes, u32 flags,
   if(vertex_a->x >= vertex_b->x)
   {
     vertex_swap(vertex_a, vertex_b);
+    (void)triangle_winding;
   }
 
   x_a = vertex_a->x;
@@ -4888,6 +4891,7 @@ void render_block_fill_enh(psx_gpu_struct *psx_gpu, u32 color, u32 x, u32 y,
   }
 }
 
+#ifndef PCSX
 void render_block_copy(psx_gpu_struct *psx_gpu, u16 *source, u32 x, u32 y,
  u32 width, u32 height, u32 pitch)
 {
@@ -4919,7 +4923,7 @@ void render_block_move(psx_gpu_struct *psx_gpu, u32 source_x, u32 source_y,
   render_block_copy(psx_gpu, psx_gpu->vram_ptr + source_x + (source_y * 1024),
    dest_x, dest_y, width, height, 1024);
 }
-
+#endif
 
 void initialize_reciprocal_table(void)
 {
@@ -4975,6 +4979,8 @@ void initialize_psx_gpu(psx_gpu_struct *psx_gpu, u16 *vram)
   psx_gpu->texture_page_ptr = psx_gpu->vram_ptr;
   psx_gpu->clut_ptr = psx_gpu->vram_ptr;
 
+  psx_gpu->viewport_start_x = psx_gpu->viewport_start_y = 0;
+  psx_gpu->viewport_end_x = psx_gpu->viewport_end_y = 0;
   psx_gpu->mask_msb = 0;
 
   psx_gpu->texture_window_x = 0;
@@ -5008,6 +5014,9 @@ void initialize_psx_gpu(psx_gpu_struct *psx_gpu, u16 *vram)
   psx_gpu->primitive_type = PRIMITIVE_TYPE_UNKNOWN;
 
   psx_gpu->saved_hres = 256;
+
+  // check some offset
+  psx_gpu->reserved_a[(offsetof(psx_gpu_struct, blocks) == psx_gpu_blocks_offset) - 1] = 0;
 }
 
 u64 get_us(void)