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win32: add Direct3D texture creation code in the fractal zoomer. Shader 

support is still missing.
legacy
Sam Hocevar sam 12 years ago
parent
88f10fe54b
commit
c2ff2ad9b7
1 changed files with 101 additions and 21 deletions
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  1. +101
    -21
      test/tutorial/tut03.cpp

+ 101
- 21
test/tutorial/tut03.cpp View File

@@ -22,6 +22,12 @@
using namespace std;
using namespace lol;

#if defined _WIN32 && defined USE_D3D9
# define FAR
# define NEAR
# include <d3d9.h>
#endif

#if USE_SDL && defined __APPLE__
# include <SDL_main.h>
#endif
@@ -31,7 +37,11 @@ using namespace lol;
# include <direct.h>
#endif

#ifdef __CELLOS_LV2__
#if defined USE_D3D9
extern IDirect3DDevice9 *g_d3ddevice;
#elif defined _XBOX
extern D3DDevice *g_d3ddevice;
#elif __CELLOS_LV2__
static GLint const INTERNAL_FORMAT = GL_ARGB_SCE;
static GLenum const TEXTURE_FORMAT = GL_BGRA;
static GLenum const TEXTURE_TYPE = GL_UNSIGNED_INT_8_8_8_8_REV;
@@ -443,6 +453,7 @@ public:

if (!m_ready)
{
#if !defined __CELLOS_LV2__ && !defined _XBOX && !defined USE_D3D9
/* Create a texture of half the width and twice the height
* so that we can upload four different subimages each frame. */
glGenTextures(1, &m_texid);
@@ -450,22 +461,27 @@ public:
glTexImage2D(GL_TEXTURE_2D, 0, INTERNAL_FORMAT,
m_size.x / 2, m_size.y * 2, 0,
TEXTURE_FORMAT, TEXTURE_TYPE, m_pixels);
#if defined __CELLOS_LV2__
# if defined __CELLOS_LV2__
/* We need this hint because by default the storage type is
* GL_TEXTURE_SWIZZLED_GPU_SCE. */
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_ALLOCATION_HINT_SCE,
GL_TEXTURE_TILED_GPU_SCE);
#endif
# endif
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
#else
g_d3ddevice->CreateTexture(m_size.x / 2, m_size.y * 2, 1,
D3DUSAGE_DYNAMIC, D3DFMT_A8R8G8B8,
D3DPOOL_SYSTEMMEM, &m_tex, NULL);
#endif

m_shader = Shader::Create(
#if !defined __CELLOS_LV2__
#if !defined HAVE_GLES_2X
#if !defined __CELLOS_LV2__ && !defined _XBOX && !defined USE_D3D9
# if !defined HAVE_GLES_2X
"#version 120\n"
#else
# else
"precision highp float;"
#endif
# endif
""
"uniform mat4 u_ZoomSettings;"
"uniform vec4 u_TexelSize;"
@@ -510,11 +526,11 @@ public:
" v_IndexY = v_CenterY * u_ScreenSize.w - offsets.zwwz;"
"}",

#if !defined HAVE_GLES_2X
# if !defined HAVE_GLES_2X
"#version 120\n"
#else
# else
"precision highp float;"
#endif
# endif
""
"uniform vec4 u_TexelSize;"
"uniform sampler2D u_Texture;"
@@ -539,7 +555,7 @@ public:
/* Modify Y coordinate to select proper quarter. */
" ry = ry * 0.25 + vec4(0.0, 0.25, 0.5, 0.75);"
""
#if 1
# if 1
"\n#if 0\n" /* XXX: disabled until we can autodetect i915 */
/* t1.x <-- dd.x > dd.y */
/* t1.y <-- dd.z > dd.w */
@@ -576,7 +592,7 @@ public:
"\n#endif\n"
/* Nearest neighbour */
" gl_FragColor = texture2D(u_Texture, ret.xy);"
#else
# else
/* Alternate version: some kind of linear interpolation */
" vec4 p0 = texture2D(u_Texture, vec2(rx.x, ry.x));"
" vec4 p1 = texture2D(u_Texture, vec2(rx.y, ry.y));"
@@ -584,7 +600,7 @@ public:
" vec4 p3 = texture2D(u_Texture, vec2(rx.w, ry.w));"
" gl_FragColor = 1.0 / (dd.x + dd.y + dd.z + dd.w)"
" * (dd.x * p0 + dd.y * p1 + dd.z * p2 + dd.w * p3);"
#endif
# endif
"}"
#else
"void main(float4 a_Vertex : POSITION,"
@@ -647,8 +663,10 @@ public:
"}"
#endif
);
#if !defined _XBOX && !defined USE_D3D9
m_vertexattrib = m_shader->GetAttribLocation("a_Vertex");
m_texattrib = m_shader->GetAttribLocation("a_TexCoord");
#endif
m_texeluni = m_shader->GetUniformLocation("u_TexelSize");
#if defined __CELLOS_LV2__
m_texeluni2 = m_shader->GetUniformLocation("u_TexelSize2");
@@ -657,7 +675,7 @@ public:
m_zoomuni = m_shader->GetUniformLocation("u_ZoomSettings");
m_ready = true;

#if !defined __CELLOS_LV2__ && !defined __ANDROID__
#if !defined __CELLOS_LV2__ && !defined __ANDROID__ && !defined _XBOX && !defined USE_D3D9
/* Method 1: store vertex buffer on the GPU memory */
glGenBuffers(1, &m_vbo);
glBindBuffer(GL_ARRAY_BUFFER, m_vbo);
@@ -667,18 +685,48 @@ public:
glBindBuffer(GL_ARRAY_BUFFER, m_tbo);
glBufferData(GL_ARRAY_BUFFER, sizeof(texcoords), texcoords,
GL_STATIC_DRAW);
#elif !defined __CELLOS_LV2__ && !defined __ANDROID__
#elif !defined __CELLOS_LV2__ && !defined __ANDROID__ && !defined _XBOX && !defined USE_D3D9
/* Method 2: upload vertex information at each frame */
#elif defined _XBOX || defined USE_D3D9
D3DVERTEXELEMENT9 const elements[] =
{
{ 0, 0, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
{ 0, 0, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
D3DDECL_END()
};
g_d3ddevice->CreateVertexDeclaration(elements, &m_vdecl);

if (FAILED(g_d3ddevice->CreateVertexBuffer(sizeof(vertices), D3DUSAGE_WRITEONLY, NULL, D3DPOOL_MANAGED, &m_vbo, NULL)))
exit(0);

vec2 *tmp1;
if (FAILED(m_vbo->Lock(0, 0, (void **)&tmp1, 0)))
exit(0);
memcpy(tmp1, vertices, sizeof(vertices));
m_vbo->Unlock();

if (FAILED(g_d3ddevice->CreateVertexBuffer(sizeof(texcoords), D3DUSAGE_WRITEONLY, NULL, D3DPOOL_MANAGED, &m_tbo, NULL)))
exit(0);

vec2 *tmp2;
if (FAILED(m_tbo->Lock(0, 0, (void **)&tmp2, 0)))
exit(0);
memcpy(tmp2, texcoords, sizeof(texcoords));
m_tbo->Unlock();
#else
#endif

/* FIXME: this object never cleans up */
}

#if !defined HAVE_GLES_2X
#if defined _XBOX || defined USE_D3D9

#else
# if !defined HAVE_GLES_2X
glEnable(GL_TEXTURE_2D);
#endif
# endif
glBindTexture(GL_TEXTURE_2D, m_texid);
#endif

if (m_dirty[m_frame])
{
@@ -687,7 +735,18 @@ public:

m_dirty[m_frame]--;

#ifdef __CELLOS_LV2__
#if defined _XBOX || defined USE_D3D9
D3DLOCKED_RECT rect;
m_tex->LockRect(0, &rect, NULL,
D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE);
for (int j = 0; j < m_size.y * 2; j++)
{
u8vec4 *line = (u8vec4 *)rect.pBits + j * rect.Pitch / 4;
for (int i = 0; i < m_size.x / 2; j++)
line[i] = m_pixels[m_size.x / 2 * j + i];
}
m_tex->UnlockRect(0);
#elif defined __CELLOS_LV2__
/* glTexSubImage2D is extremely slow on the PS3, to the point
* that uploading the whole texture is 40 times faster. */
glTexImage2D(GL_TEXTURE_2D, 0, INTERNAL_FORMAT,
@@ -708,7 +767,12 @@ public:
#endif
m_shader->SetUniform(m_screenuni, m_screen_settings);
m_shader->SetUniform(m_zoomuni, m_zoom_settings);
#if !defined __CELLOS_LV2__ && !defined __ANDROID__
#if defined _XBOX || defined USE_D3D9
g_d3ddevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_CW);
g_d3ddevice->SetVertexDeclaration(m_vdecl);
g_d3ddevice->SetStreamSource(0, m_vbo, 0, sizeof(*vertices));
g_d3ddevice->SetStreamSource(1, m_tbo, 0, sizeof(*texcoords));
#elif !defined __CELLOS_LV2__ && !defined __ANDROID__
glBindBuffer(GL_ARRAY_BUFFER, m_vbo);
glEnableVertexAttribArray(m_vertexattrib);
glVertexAttribPointer(m_vertexattrib, 2, GL_FLOAT, GL_FALSE, 0, 0);
@@ -727,9 +791,15 @@ public:
glTexCoordPointer(2, GL_FLOAT, 0, texcoords);
#endif

#if defined _XBOX || defined USE_D3D9
g_d3ddevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 6);
#else
glDrawArrays(GL_TRIANGLES, 0, 6);
#endif

#if !defined __CELLOS_LV2__ && !defined __ANDROID__
#if defined _XBOX || defined USE_D3D9

#elif !defined __CELLOS_LV2__ && !defined __ANDROID__
glDisableVertexAttribArray(m_vertexattrib);
glDisableVertexAttribArray(m_texattrib);
glBindBuffer(GL_ARRAY_BUFFER, 0);
@@ -754,10 +824,20 @@ private:
f64vec2 m_texel2world;
u8vec4 *m_pixels, *m_tmppixels, *m_palette;
Shader *m_shader;
#if defined USE_D3D9
IDirect3DTexture9 *m_tex;
IDirect3DVertexDeclaration9 *m_vdecl;
IDirect3DVertexBuffer9 *m_vbo, *m_tbo;
#elif defined _XBOX
D3DTexture *m_tex;
D3DVertexDeclaration *m_vdecl;
D3DVertexBuffer *m_vbo, *m_tbo;
#else
GLuint m_texid;
#if !defined __CELLOS_LV2__ && !defined __ANDROID__
# if !defined __CELLOS_LV2__ && !defined __ANDROID__
GLuint m_vbo, m_tbo;
GLuint m_tco;
# endif
#endif
int m_vertexattrib, m_texattrib, m_texeluni, m_screenuni, m_zoomuni;
#if defined __CELLOS_LV2__


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