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(360/HLSL) refactor shader_hlsl.c
This commit is contained in:
twinaphex
parent
52a9a3d10a
commit
e2039f8bff
@ -15,6 +15,7 @@
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*/
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#include "shader_hlsl.h"
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#include "shader_parse.h"
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#ifdef _XBOX
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#include <xtl.h>
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#endif
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@ -85,8 +86,8 @@ static IDirect3DDevice9 *d3d_device_ptr;
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static struct hlsl_program prg[RARCH_HLSL_MAX_SHADERS] = {0};
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static bool hlsl_active = false;
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static unsigned active_index = 0;
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static unsigned hlsl_shader_num = 0;
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static struct gfx_shader *cg_shader;
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void hlsl_set_proj_matrix(XMMATRIX rotation_value)
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{
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@ -94,14 +95,6 @@ void hlsl_set_proj_matrix(XMMATRIX rotation_value)
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prg[active_index].mvp_val = rotation_value;
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}
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unsigned d3d_hlsl_num(void)
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{
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if (hlsl_active)
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return hlsl_shader_num;
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else
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return 0;
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}
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#define set_param_2f(param, xy, constanttable) \
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if (param) constanttable->SetFloatArray(d3d_device_ptr, param, xy, 2)
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#define set_param_1f(param, x, constanttable) \
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@ -138,6 +131,8 @@ void hlsl_set_params(unsigned width, unsigned height,
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/* TODO: Move to D3DXMATRIX here */
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if(prg[active_index].mvp)
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prg[active_index].v_ctable->SetMatrix(d3d_device_ptr, prg[active_index].mvp, (D3DXMATRIX*)&prg[active_index].mvp_val);
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/* TODO - set lookup textures/FBO textures/state parameters/etc */
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}
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static bool load_program(unsigned index, const char *prog, bool path_is_file)
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@ -166,7 +161,7 @@ static bool load_program(unsigned index, const char *prog, bool path_is_file)
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if (ret_fp < 0 || ret_vp < 0 || listing_v || listing_f)
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{
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RARCH_ERR("HLSL error:\n");
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RARCH_ERR("Cg/HLSL error:\n");
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if(listing_f)
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RARCH_ERR("Fragment:\n%s\n", (char*)listing_f->GetBufferPointer());
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if(listing_v)
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@ -189,9 +184,9 @@ end:
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return ret;
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}
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static bool load_stock(unsigned program_id)
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static bool load_stock(void)
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{
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if (!load_program(program_id, stock_hlsl_program, false))
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if (!load_program(0, stock_hlsl_program, false))
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{
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RARCH_ERR("Failed to compile passthrough shader, is something wrong with your environment?\n");
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return false;
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@ -216,58 +211,44 @@ static void set_program_attributes(unsigned i)
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prg[i].mvp_val = XMMatrixIdentity();
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}
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bool hlsl_load_shader(unsigned index, const char *path)
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static bool load_shader(const char *cgp_path, unsigned i)
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{
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bool retval = true;
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char path_buf[PATH_MAX];
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fill_pathname_resolve_relative(path_buf, cgp_path,
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cg_shader->pass[i].source.cg, sizeof(path_buf));
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if (!hlsl_active || index == 0)
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retval = false;
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RARCH_LOG("Loading Cg/HLSL shader: \"%s\".\n", path_buf);
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// FIXME: This could cause corruption issues if prg[index] == prg[0]
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// (Set earlier if path == NULL).
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if(retval)
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{
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if (path)
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{
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if (load_program(index, path, true))
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set_program_attributes(index);
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else
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{
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// Always make sure we have a valid shader.
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prg[index] = prg[0];
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retval = false;
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}
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}
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else
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prg[index] = prg[0];
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}
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else
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goto end; // if retval is false, skip to end label
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if (!load_program(i + 1, path_buf, true))
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return false;
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hlsl_active = true;
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active_index = index;
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d3d_device_ptr->SetVertexShader(prg[index].vprg);
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d3d_device_ptr->SetPixelShader(prg[index].fprg);
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end:
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return retval;
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return true;
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}
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static bool load_plain(const char *path)
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{
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if (!load_stock(0))
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if (!load_stock())
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return false;
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RARCH_LOG("Loading HLSL file: %s\n", path);
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cg_shader = (struct gfx_shader*)calloc(1, sizeof(*cg_shader));
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if (!cg_shader)
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return false;
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if (!load_program(1, path, true))
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cg_shader->passes = 1;
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if (path && path[0] != '\0')
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{
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RARCH_ERR("Failed to load HLSL shader %s into first-pass.\n", path);
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RARCH_LOG("Loading Cg/HLSL file: %s\n", path);
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strlcpy(cg_shader->pass[0].source.cg, path, sizeof(cg_shader->pass[0].source.cg));
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if (!load_program(1, path, true))
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return false;
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}
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else
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{
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RARCH_LOG("Loading stock Cg/HLSL file.\n");
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prg[1] = prg[0];
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}
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prg[1] = prg[0];
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hlsl_shader_num = 1;
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return true;
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}
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@ -300,11 +281,56 @@ static void hlsl_deinit_state(void)
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memset(prg, 0, sizeof(prg));
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d3d_device_ptr = NULL;
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free(cg_shader);
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cg_shader = NULL;
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}
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static bool load_preset(const char *path)
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{
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return false;
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if (!load_stock())
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return false;
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RARCH_LOG("Loading Cg meta-shader: %s\n", path);
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config_file_t *conf = config_file_new(path);
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if (!conf)
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{
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RARCH_ERR("Failed to load preset.\n");
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return false;
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}
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if (!cg_shader)
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cg_shader = (struct gfx_shader*)calloc(1, sizeof(*cg_shader));
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if (!cg_shader)
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return false;
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if (!gfx_shader_read_conf_cgp(conf, cg_shader))
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{
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RARCH_ERR("Failed to parse CGP file.\n");
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config_file_free(conf);
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return false;
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}
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config_file_free(conf);
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if (cg_shader->passes > RARCH_HLSL_MAX_SHADERS - 3)
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{
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RARCH_WARN("Too many shaders ... Capping shader amount to %d.\n", RARCH_HLSL_MAX_SHADERS - 3);
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cg_shader->passes = RARCH_HLSL_MAX_SHADERS - 3;
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}
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for (unsigned i = 0; i < cg_shader->passes; i++)
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{
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if (!load_shader(path, i))
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{
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RARCH_ERR("Failed to load shaders ...\n");
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return false;
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}
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}
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/* TODO - textures / imports */
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return true;
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}
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bool hlsl_init(const char *path, IDirect3DDevice9 * device_ptr)
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@ -314,7 +340,7 @@ bool hlsl_init(const char *path, IDirect3DDevice9 * device_ptr)
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d3d_device_ptr = device_ptr;
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if (strstr(path, ".cgp"))
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if (path && strcmp(path_get_extension(path), ".cgp") == 0)
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{
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if (!load_preset(path))
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return false;
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@ -322,32 +348,19 @@ bool hlsl_init(const char *path, IDirect3DDevice9 * device_ptr)
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else
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{
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if (!load_plain(path))
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{
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RARCH_ERR("Loading of HLSL shader %s failed.\n", path);
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return false;
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}
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}
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for(unsigned i = 1; i <= hlsl_shader_num; i++)
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for(unsigned i = 1; i <= cg_shader->passes; i++)
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set_program_attributes(i);
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active_index = 1;
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d3d_device_ptr->SetVertexShader(prg[active_index].vprg);
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d3d_device_ptr->SetPixelShader(prg[active_index].fprg);
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d3d_device_ptr->SetVertexShader(prg[1].vprg);
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d3d_device_ptr->SetPixelShader(prg[1].fprg);
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hlsl_active = true;
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return true;
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}
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void hlsl_use(unsigned index)
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{
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if (hlsl_active)
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{
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active_index = index;
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d3d_device_ptr->SetVertexShader(prg[index].vprg);
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d3d_device_ptr->SetPixelShader(prg[index].fprg);
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}
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}
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// Full deinit.
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void hlsl_deinit(void)
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{
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@ -356,3 +369,42 @@ void hlsl_deinit(void)
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hlsl_deinit_state();
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}
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void hlsl_use(unsigned index)
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{
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if (hlsl_active && prg[index].vprg && prg[index].fprg)
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{
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active_index = index;
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d3d_device_ptr->SetVertexShader(prg[index].vprg);
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d3d_device_ptr->SetPixelShader(prg[index].fprg);
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}
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}
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unsigned d3d_hlsl_num(void)
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{
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if (hlsl_active)
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return cg_shader->passes;
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else
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return 0;
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}
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bool hlsl_filter_type(unsigned index, bool *smooth)
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{
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if (hlsl_active && index)
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{
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if (cg_shader->pass[index - 1].filter == RARCH_FILTER_UNSPEC)
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return false;
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*smooth = cg_shader->pass[index - 1].filter = RARCH_FILTER_LINEAR;
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return true;
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}
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else
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return false;
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}
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void hlsl_shader_scale(unsigned index, struct gfx_fbo_scale *scale)
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{
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if (hlsl_active && index)
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*scale = cg_shader->pass[index - 1].fbo;
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else
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scale->valid = false;
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}
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