From e929dec505f8d3692248fe0d42c84a37c994ad39 Mon Sep 17 00:00:00 2001
From: notaz
Date: Sat, 18 Aug 2012 02:37:49 +0300
Subject: psx_gpu: switch to 1024 width again.

---
 plugins/gpu_neon/psx_gpu_if.c | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

(limited to 'plugins/gpu_neon/psx_gpu_if.c')

diff --git a/plugins/gpu_neon/psx_gpu_if.c b/plugins/gpu_neon/psx_gpu_if.c
index d42f83a..250aa8c 100644
--- a/plugins/gpu_neon/psx_gpu_if.c
+++ b/plugins/gpu_neon/psx_gpu_if.c
@@ -43,10 +43,27 @@ int renderer_init(void)
 {
   initialize_psx_gpu(&egpu, gpu.vram);
   ex_regs = gpu.ex_regs;
-  gpu.state.enhancement_available = 1;
+
+  if (gpu.enhancement_bufer == NULL) {
+    // currently we use 4x 1024*1024 buffers instead of single 2048*1024
+    // to be able to reuse 1024-width code better (triangle setup,
+    // dithering phase, lines).
+    gpu.enhancement_bufer = malloc(1024 * 1024 * 2 * 4);
+    if (gpu.enhancement_bufer == NULL)
+      printf("OOM for enhancement buffer\n");
+  }
+  egpu.enhancement_buf_ptr = gpu.enhancement_bufer;
+
   return 0;
 }
 
+void renderer_finish(void)
+{
+  free(gpu.enhancement_bufer);
+  gpu.enhancement_bufer = NULL;
+  egpu.enhancement_buf_ptr = NULL;
+}
+
 void renderer_sync_ecmds(uint32_t *ecmds)
 {
   gpu_parse(&egpu, ecmds + 1, 6 * 4, NULL);
@@ -71,10 +88,14 @@ void renderer_set_interlace(int enable, int is_odd)
     egpu.render_mode |= RENDER_INTERLACE_ODD;
 }
 
+void renderer_notify_res_change(void)
+{
+  egpu.enhancement_x_threshold = gpu.screen.hres;
+}
+
 #include "../../frontend/plugin_lib.h"
 
 void renderer_set_config(const struct rearmed_cbs *cbs)
 {
-  egpu.enhancement_buf_ptr = gpu.enhancement_bufer;
   disable_main_render = cbs->gpu_neon.enhancement_no_main;
 }
-- 
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